Greetings,
I use this program from time to time, from the website http://www.gping.com/ it says
Graphical Ping displays a color coded realtime graph of continuous pings to a specified host.
No warranties are provided on this program - it is completely free to use.
Not much else I can add, the program was updated on January 19th, 2012
requesting permission to redistribute gping.
EDIT: Permission granted...